# NASA GES DISC Knowledge Graph Exploration
👤 **User**
@nasa-gesdisc-kg
---
🧠 **Assistant**
I'll help you explore the NASA GES DISC Knowledge Graph. Let me start by getting information about this knowledge graph and its schema.
Great! I've accessed the **NASA GES DISC Knowledge Graph**. This is a comprehensive graph-based dataset that connects information about NASA's Earth observation data ecosystem.
## Overview
The NASA GES DISC Knowledge Graph integrates information about:
- **Satellite datasets** managed by NASA's Distributed Active Archive Centers (DAACs) and 184 data providers worldwide
- **Scientific publications** that cite or use these datasets
- **Instruments and platforms** (satellites/spacecraft) used for data collection
- **Projects and missions** associated with data collection
- **Science keywords** categorizing datasets by research domain
## Key Components
The knowledge graph contains **7 main classes**:
1. **Dataset** - Satellite datasets and data collections
2. **Publication** - Scientific papers citing/using datasets
3. **DataCenter** - NASA DAACs and other data providers
4. **Instrument** - Scientific sensors on satellites
5. **Platform** - Satellites and spacecraft
6. **Project** - Scientific missions and research projects
7. **ScienceKeyword** - Terms categorizing datasets by research domain
## What You Can Explore
Would you like me to help you:
- Find specific datasets by topic or science keyword?
- Explore which publications use certain datasets?
- Discover instruments and platforms for specific missions?
- Analyze relationships between data centers, projects, and datasets?
- Search for datasets by geographic coverage or temporal frequency?
Let me know what interests you, and I can query the knowledge graph for you!
---
👤 **User**
Visualize the schema
---
🧠 **Assistant**
```mermaid
classDiagram
class Dataset {
+identifier
+label
+title
+abstract
+date
+cmrId
+daac
+globalId
+landingPageUrl
+url
+temporalFrequency
+nwCorner_latitude
+nwCorner_longitude
+nwCorner_crs
+seCorner_latitude
+seCorner_longitude
+seCorner_crs
+Type
}
class Publication {
+identifier
+label
+title
+abstract
+date
+year
+url
+pagerank_publication_dataset
+Type
}
class DataCenter {
+identifier
+label
+globalId
+url
+Type
}
class Instrument {
+identifier
+label
+globalId
+Type
}
class Platform {
+identifier
+label
+globalId
+Type
}
class Project {
+identifier
+label
+globalId
+Type
}
class ScienceKeyword {
+identifier
+label
+subject
+globalId
+Type
}
DataCenter "1" --> "*" Dataset : HAS_DATASET
Dataset "*" --> "1" Platform : HAS_PLATFORM
Platform "1" --> "*" Instrument : HAS_INSTRUMENT
Dataset "*" --> "1" Project : OF_PROJECT
Dataset "*" --> "*" ScienceKeyword : HAS_SCIENCEKEYWORD
Publication "*" --> "*" Dataset : USES_DATASET
Publication "*" --> "*" ScienceKeyword : HAS_APPLIEDRESEARCHAREA
Publication "*" --> "*" Publication : CITES
ScienceKeyword "*" --> "*" ScienceKeyword : HAS_SUBCATEGORY
```
This diagram shows the complete structure of the NASA GES DISC Knowledge Graph:
**Key Relationships:**
- **DataCenter → Dataset**: Data centers manage and distribute datasets
- **Dataset → Platform → Instrument**: Datasets are collected by platforms (satellites) carrying instruments
- **Dataset → Project**: Datasets belong to scientific missions/projects
- **Dataset ↔ ScienceKeyword**: Datasets are categorized by science keywords
- **Publication → Dataset**: Publications reference and use datasets
- **Publication ↔ ScienceKeyword**: Publications are tagged with research areas
- **Publication → Publication**: Publications cite other publications
- **ScienceKeyword → ScienceKeyword**: Keywords have hierarchical subcategories
The schema enables powerful queries to trace connections between scientific research, the data it uses, and the instruments/missions that collect that data!
---
👤 **User**
Create transcript
---
*Created by [mcp-proto-okn](https://github.com/sbl-sdsc/mcp-proto-okn) 0.4.0 using claude-sonnet-4-20250514 on 2025-12-22*
